1812L Series - POLYFUSE® Lead-Free Surface Mount Resettable PPTC

Littelfuse_1812L
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Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse.

The 1812L series device provides surface mount overcurrent protection for applications where resettable protection is desired.

Features:

  • RoHS compliant and lead-free
  • Fast response to fault currents
  • Compact design saves board space
  • Low resistance
  • Low-profile
  • Compatible with high temperature solders

Access specifications, certifications, check availability and order parts below

Catalog #IHold (A)ITRIP
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Max Volts
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IMAX
(A)
PDMAX
(W)
RMIN
(Ω)
R1max
(Ω)
Max
Time
To
Trip
(A)
Max
Time
to
Trip Time
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Temp
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StockSamplesCompare
1812L0100.10.3301000.81.6150.51.5CheckOrder
1812L0140.140.3460100.81.561.50.15CheckOrder
1812L0200.20.4301000.80.8580.02CheckOrder
1812L0500.51151000.80.15180.15CheckOrder
1812L050/300.51301000.80.15180.15CheckOrder
1812L0750.751.513.21000.80.10.4580.2CheckOrder
1812L075/240.751.5241000.80.110.2980.2CheckOrder
1812L075/330.751.5331000.80.110.480.2CheckOrder
1812L1101.12.281000.80.040.2180.3CheckOrder
1812L110/161.11.95161000.80.060.1880.5CheckOrder
1812L110/241.11.9524200.80.060.280.5CheckOrder
1812L110/331.11.9533200.80.060.280.5CheckOrder
1812L1251.252.5161000.80.050.1480.4CheckOrder
1812L125/161.252.5161000.80.050.1480.4CheckOrder
1812L125/61.252.561000.80.050.1480.4CheckOrder
1812L1501.25381000.80.040.1180.3CheckOrder
1812L150/121.53121000.80.040.1180.5CheckOrder
1812L150/161.53161000.80.040.1180.5CheckOrder
1812L150/241.5324200.80.040.1281.5CheckOrder
1812L1601.62.881000.80.030.181CheckOrder
1812L160/121.62.8121000.80.030.181CheckOrder
1812L160/81.62.881000.80.181CheckOrder
1812L20023.581000.80.020.0682CheckOrder
1812L200/1623.51610010.020.0782-40¦C - + 85¦CCheckOrder
1812L200TH2481000.80.020.0782CheckOrder
1812L2602.6561000.80.0150.04782.5CheckOrder
1812L260/122.65121000.80.0150.05585CheckOrder
1812L260/162.65161001.20.0150.05165-40¦C - + 85¦CCheckOrder
1812L260TH2.6581000.80.0150.04782.5CheckOrder
1812L3003561000.80.0120.0484CheckOrder

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